Cosmetic jar



FIG. 1 is a top perspective view of my new design for a cosmetic jar;

FIG. 2 is a side elevational view of the cosmetic jar, shown in FIG. 1;

FIG. 3 is a top plan view of the cosmetic jar, shown in FIG. 1; and,

FIG. 4 is a bottom plan view of the cosmetic jar, shown in FIG. 1.

CLAIM The ornamental design for a cosmetic jar, as shown.